- Custom Aero Precision logo
- Safe/Semi/Auto safety selector markings
- Stripped AR15 lower receiver, Gen 2
- Nylon tipped tensioning set screw
- Serial number designation
- Non “A” engrave
The Aero Precision’s M4A1 Clone Lower Receiver features custom engraving on their AR15 Gen 2 Lower Receiver and is the perfect base for your M4A1 clone build.
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